Why does Carmichael's function mean what it does?

  • #1
Carmichael's function λ(n) gives smallest number "m" such that if x≡y mod m ⇒ ax ≡ ay mod n, but WHY?
How did Carmichael figure this out?
 

Answers and Replies

  • #2
35,435
11,855
That is a definition, there is nothing to figure out about definitions.
You can figure out how to calculate values of this function.
 

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